package com.sky.task;

import com.sky.entity.Orders;
import com.sky.mapper.OrderMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.scheduling.annotation.Scheduled;
import org.springframework.stereotype.Component;

import java.time.LocalDateTime;
import java.util.List;

/**
 * 定时任务类，定时处理订单状态
 * @author Elora
 * @date 2025/7/17
 **/
@Component
@Slf4j
public class OrderTask {
    @Autowired
    OrderMapper orderMapper;
    /**
     * 处理超时未支付订单的方法
     */
    @Scheduled(cron = "0 * * * * ? ")//每分钟检查一次是否有超时订单
    public void processTimeoutOrder(){
        log.info("定时处理超时订单：{}", LocalDateTime.now());
        //获取状态为待支付且下单时间 < 当前时间 - 15分钟
        LocalDateTime time = LocalDateTime.now().plusMinutes(-15);
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTimeLT(Orders.PENDING_PAYMENT, time);

        //判断订单列表是否为空
        if(ordersList != null && ordersList.size() > 0){
            //遍历集合，把订单状态改为已取消
            for(Orders orders : ordersList){
                orders.setStatus(Orders.CANCELLED);
                orders.setCancelReason("订单超时未支付，自动取消");
                orders.setCancelTime(LocalDateTime.now());
                orderMapper.update(orders);
            }
        }
    }

    /**
     * 处理一直处于派送中的订单（商家未点击已完成按钮）
     */
    @Scheduled(cron = "0 0 3 * * ? ")//每天凌晨3点触发一次
    public void processDeliveryOrder(){
        log.info("定时处理处于派送中状态的订单: {}", LocalDateTime.now());

        LocalDateTime time = LocalDateTime.now().plusMinutes(-180);
        //查出前一天一直处于派送中的订单
        List<Orders> ordersList = orderMapper.getByStatusAndOrderTimeLT(Orders.DELIVERY_IN_PROGRESS, time);
        //判断订单列表是否为空
        if(ordersList != null && ordersList.size() > 0){
            //遍历集合，把订单状态改为已完成
            for(Orders orders : ordersList){
                orders.setStatus(Orders.COMPLETED);
                orderMapper.update(orders);
            }
        }

    }
}
